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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/utility/utility_thread_impl.h"
#include <stddef.h>
#include "base/file_path.h"
#include "content/common/child_process.h"
#include "content/common/indexed_db_key.h"
#include "content/common/utility_messages.h"
#include "content/public/utility/content_utility_client.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBKey.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebKit.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebSerializedScriptValue.h"
#include "webkit/glue/idb_bindings.h"
#include "webkit/glue/webkitplatformsupport_impl.h"
#include "webkit/plugins/npapi/plugin_list.h"
namespace {
template<typename SRC, typename DEST>
void ConvertVector(const SRC& src, DEST* dest) {
dest->reserve(src.size());
for (typename SRC::const_iterator i = src.begin(); i != src.end(); ++i)
dest->push_back(typename DEST::value_type(*i));
}
} // namespace
UtilityThreadImpl::UtilityThreadImpl()
: batch_mode_(false) {
ChildProcess::current()->AddRefProcess();
webkit_platform_support_.reset(new webkit_glue::WebKitPlatformSupportImpl);
WebKit::initialize(webkit_platform_support_.get());
content::GetContentClient()->utility()->UtilityThreadStarted();
}
UtilityThreadImpl::~UtilityThreadImpl() {
WebKit::shutdown();
}
bool UtilityThreadImpl::Send(IPC::Message* msg) {
return ChildThread::Send(msg);
}
void UtilityThreadImpl::ReleaseProcessIfNeeded() {
if (!batch_mode_)
ChildProcess::current()->ReleaseProcess();
}
bool UtilityThreadImpl::OnControlMessageReceived(const IPC::Message& msg) {
if (content::GetContentClient()->utility()->OnMessageReceived(msg))
return true;
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(UtilityThreadImpl, msg)
IPC_MESSAGE_HANDLER(UtilityMsg_IDBKeysFromValuesAndKeyPath,
OnIDBKeysFromValuesAndKeyPath)
IPC_MESSAGE_HANDLER(UtilityMsg_InjectIDBKey, OnInjectIDBKey)
IPC_MESSAGE_HANDLER(UtilityMsg_BatchMode_Started, OnBatchModeStarted)
IPC_MESSAGE_HANDLER(UtilityMsg_BatchMode_Finished, OnBatchModeFinished)
#if defined(OS_POSIX)
IPC_MESSAGE_HANDLER(UtilityMsg_LoadPlugins, OnLoadPlugins)
#endif // OS_POSIX
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
void UtilityThreadImpl::OnIDBKeysFromValuesAndKeyPath(
int id,
const std::vector<SerializedScriptValue>& serialized_script_values,
const string16& idb_key_path) {
std::vector<WebKit::WebSerializedScriptValue> web_values;
ConvertVector(serialized_script_values, &web_values);
std::vector<WebKit::WebIDBKey> web_keys;
bool error = webkit_glue::IDBKeysFromValuesAndKeyPath(
web_values, idb_key_path, &web_keys);
if (error) {
Send(new UtilityHostMsg_IDBKeysFromValuesAndKeyPath_Failed(id));
return;
}
std::vector<IndexedDBKey> keys;
ConvertVector(web_keys, &keys);
Send(new UtilityHostMsg_IDBKeysFromValuesAndKeyPath_Succeeded(id, keys));
ReleaseProcessIfNeeded();
}
void UtilityThreadImpl::OnInjectIDBKey(const IndexedDBKey& key,
const SerializedScriptValue& value,
const string16& key_path) {
SerializedScriptValue new_value(webkit_glue::InjectIDBKey(key, value,
key_path));
Send(new UtilityHostMsg_InjectIDBKey_Finished(new_value));
ReleaseProcessIfNeeded();
}
void UtilityThreadImpl::OnBatchModeStarted() {
batch_mode_ = true;
}
void UtilityThreadImpl::OnBatchModeFinished() {
ChildProcess::current()->ReleaseProcess();
}
#if defined(OS_POSIX)
void UtilityThreadImpl::OnLoadPlugins(
const std::vector<FilePath>& extra_plugin_paths,
const std::vector<FilePath>& extra_plugin_dirs,
const std::vector<webkit::WebPluginInfo>& internal_plugins) {
webkit::npapi::PluginList* plugin_list =
webkit::npapi::PluginList::Singleton();
// Create the PluginList and set the paths from which to load plugins. Iterate
// in reverse to preserve the order when pushing back.
std::vector<FilePath>::const_reverse_iterator it;
for (it = extra_plugin_paths.rbegin();
it != extra_plugin_paths.rend();
++it) {
plugin_list->AddExtraPluginPath(*it);
}
for (it = extra_plugin_dirs.rbegin(); it != extra_plugin_dirs.rend(); ++it) {
plugin_list->AddExtraPluginDir(*it);
}
for (std::vector<webkit::WebPluginInfo>::const_reverse_iterator it =
internal_plugins.rbegin();
it != internal_plugins.rend();
++it) {
plugin_list->RegisterInternalPlugin(*it);
}
std::vector<webkit::WebPluginInfo> plugins;
plugin_list->GetPlugins(&plugins);
Send(new UtilityHostMsg_LoadedPlugins(plugins));
ReleaseProcessIfNeeded();
}
#endif
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